FR732012A - Method for matching the attenuation of the emission power of artificial sources of ultraviolet rays - Google Patents

Method for matching the attenuation of the emission power of artificial sources of ultraviolet rays

Info

Publication number
FR732012A
FR732012A FR732012DA FR732012A FR 732012 A FR732012 A FR 732012A FR 732012D A FR732012D A FR 732012DA FR 732012 A FR732012 A FR 732012A
Authority
FR
France
Prior art keywords
attenuation
matching
ultraviolet rays
emission power
artificial sources
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Inventor
Henri Marcelet
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed filed Critical
Application granted granted Critical
Publication of FR732012A publication Critical patent/FR732012A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/48—Photometry, e.g. photographic exposure meter using chemical effects
    • G01J1/50—Photometry, e.g. photographic exposure meter using chemical effects using change in colour of an indicator, e.g. actinometer

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
FR732012D 1930-12-29 1931-12-24 Method for matching the attenuation of the emission power of artificial sources of ultraviolet rays Expired FR732012A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE732012X 1930-12-29

Publications (1)

Publication Number Publication Date
FR732012A true FR732012A (en) 1932-09-12

Family

ID=6638869

Family Applications (1)

Application Number Title Priority Date Filing Date
FR732012D Expired FR732012A (en) 1930-12-29 1931-12-24 Method for matching the attenuation of the emission power of artificial sources of ultraviolet rays

Country Status (1)

Country Link
FR (1) FR732012A (en)

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